1397084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 2678928

約数和(自身を除く): 1281844

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 401, 802, 871, 1604, 1742, 3484, 5213, 10426, 20852, 26867, 53734, 107468, 349271, 698542, 1397084]

約数ペア:

[(1, 1397084), (2, 698542), (4, 349271), (13, 107468), (26, 53734), (52, 26867), (67, 20852), (134, 10426), (268, 5213), (401, 3484), (802, 1742), (871, 1604)]